Solved The first step in the industrial recovery of zinc - Chegg
The first step in the industrial recovery of zinc from zinc sulfide ore is roasting. That is the conversion of ZnS to ZnO by heating: 22n(s) + 30,6) 2ZnO(s) + 250, ΔΗ =-879 mol Calculate the heat (in kJ) associated with roasting 3.00 grams of zinc sulfide.
Solved Solid zinc(II) sulfide reacts with aqueous | Chegg.com
Solid zinc(II) sulfide reacts with aqueous hydrobromic acid (HBr) to form aqueous zinc(II) bromide and dhydrogen sulfide gas Express your answer as a chemical equation. Identify all of the phases in your answer.
Solved Be sure to answer all parts. Zinc sulfide (ZnS) - Chegg
Question: Be sure to answer all parts. Zinc sulfide (ZnS) occurs in the zinc blende crystal structure. (a) If 2.38 g of ZnS contains 1.60 g of Zn, what is the mass ratio of zinc to zinc sulfide? Zn to ZnS (b) How many kilograms of Zn are in 63.6 kg of ZnS ? kgZn
Solved Zinc sulfide (ZnS) occurs in the zinc blende | Chegg.com
Zinc sulfide (ZnS) occurs in the zinc blende crystal structure. (a) If 2.50 g of ZnS contains 1.68 g of Zn, what is the mass ratio of zinc to zinc sulfide?
Solved 1. Part A. Zinc sulfide reacts with oxygen according - Chegg
1. Part A. Zinc sulfide reacts with oxygen according to the reaction: 2ZnS(s)+3O2(g)→2ZnO(s)+2SO2(g) A reaction mixture initially contains 3.2 mol ZnS and 9.7 mol O2. Once the reaction has occurred as completely as possible, what amount (in moles) of the excess reactant remains? Express your answer using two significant figures.
Solved A Write a balanced chemical equation based on the
A Write a balanced chemical equation based on the following description: aqueous hydrochloric acid reacts with solid zinc sulfide to produce aqueous zinc chloride and hydrogen sulfide gas. HCl(aq) + ZnS(s) → 1 2 + D00 3 S Question 15 of 26 4 5 CI 6 6 (s) 2+ 7 Hy 8 9 0 (1) o (g) (aq) So
Solved 41. Zinc sulfide reacts with oxygen according to the - Chegg
Zinc sulfide reacts with oxygen according to the reaction: 2 ZnS(s) + 3 02(g) → ZnO(s) + 2 SO2(g) A reaction mixture initially contains 4.2 mol ZnS and 6.8 mol O2. Once the reaction has occurred as completely as possible, what amount (in moles) of the excess reactant remains?
Solved 1. Write the reaction where the zinc complex and - Chegg
Question: 1. Write the reaction where the zinc complex and sulfide ions react to form zinc sulfide and ammonia, Look up the Ksp for zinc sulfide and the formation constant, K, for (Zn(NH3)]** and calculate the overall equilibrium constant for the reaction you wrote.
Solved Show all steps please Zinc and sulfur react to form - Chegg
Show all steps please Zinc and sulfur react to form zinc sulfide according to the equation. Zn + S -----> ZnS If 25.0 g of zinc and 30.0 g of sulfur are mixed, a) Which chemical is the limiting reactant? b) How many grams of ZnS will be formed? c) How many grams of the excess reactant will remain after the reaction is over?
Solved Zinc sulfide reacts with oxygen gas to produce zinc - Chegg
Zinc sulfide reacts with oxygen gas to produce zinc oxide and sulfur dioxide. 2ZnS(s) + 3O2(g) → 2ZnO(s) + 2SO2(g) Write the chemical equation for the formation of the indicated number of moles of each compound from its elements. Algebraically combine these equations to …